What Are Photochromogens

question 25

Multiple Choice

What are photochromogens?

• A) Species that produce carotene pigment upon exposure to light
• B) Species that produce pigment in the light or the dark
• C) Species whose colonies remain buff colored after exposure to light
• D) Species whose colonies fluoresce under ultraviolet light

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Definitions:

Angina Pectoris

A condition marked by severe chest pain due to an inadequate blood supply to the heart, indicating underlying coronary artery disease.

Angina Pectoris

A condition marked by severe chest pain due to inadequate blood supply to the heart, indicating coronary artery disease.

Myocardial Infarction

A medical condition commonly known as a heart attack, caused by the interruption of blood flow to a part of the heart.

Mortality Rates

A measure of the frequency of occurrence of death in a defined population during a specified time period.